COMPOSITE PANEL COMPRISING A PERFORATED METALLIC FOIL FOR LIGHTNING STRIKE PROTECTION

A composite panel (10) comprising a plurality of carbon plies (16), a perforated metallic foil (18) comprising several apertures (20)and being secured to the plurality of carbon plies (16), and a protective layer (19) made from resin secured to the metallic foil (18)with the perforated metallic foil...

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Bibliographische Detailangaben
Hauptverfasser:	MACDONALD, Brett Alexander, MURDOCH, Mark A, PEREZ CABRERO, Pablo, FLOURENS, Franck, BURTT, Kenneth William, RAHAMAT, Mohammed Salim, MURILLO, Richard, GARCIA MARTINEZ, Valentin
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	AIRCRAFT ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSIONTRANSMISSIONS IN AIRCRAFT AVIATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER COSMONAUTICS ELECTRICITY EQUIPMENT FOR FITTING IN OR TO AIRCRAFT FLYING SUITS GENERATION INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINEDOPTICAL AND ELECTRIC CABLES OR LINES LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM PARACHUTES PERFORMING OPERATIONS TRANSPORTING
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Beschreibung
Zusammenfassung:	A composite panel (10) comprising a plurality of carbon plies (16), a perforated metallic foil (18) comprising several apertures (20)and being secured to the plurality of carbon plies (16), and a protective layer (19) made from resin secured to the metallic foil (18)with the perforated metallic foil (18) being embedded in the protective layer (19) through its apertures (20),a free surface of the protective layer forming a top side (11b) of the composite panel (10), the thickness of the protective layer (19) between the top side (11b) of the composite panel (10) and the perforated metallic foil (18) being at least15 micrometers and the perforated metallic foil (18) has a thickness of not more than 30 micrometers, the plurality of apertures (20) in the aggregate defining an open area of not more than 40% of the surface area and the maximum distance between two opposed points in the perimeter of an aperture (20) being equal or less than 3mm.